What would indicate that a physical change takes place when copper is drawn into wire

The rules of engagement (roe) working group is often used to (select all that apply.)

Define a is a tiny pavket of energy

Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2: